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<li class="navelem"><a class="el" href="../../dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li>  </ul>
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  <div class="headertitle"><div class="title">md5.cpp</div></div>
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<a href="../../d5/d96/md5_8cpp.html">浏览该文件的文档.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno">    1</span><span class="preprocessor">#include &lt;stdio.h&gt;</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno">    2</span><span class="preprocessor">#include &lt;string.h&gt;</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno">    3</span><span class="preprocessor">#include &lt;string&gt;</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno">    4</span><span class="preprocessor">#include &lt;openssl/md5.h&gt;</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno">    5</span><span class="preprocessor">#include &quot;<a class="code" href="../../d0/d0e/misc_8hpp.html">misc.hpp</a>&quot;</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno">    6</span><span class="preprocessor">#include &quot;<a class="code" href="../../d4/d0f/md5_8hpp.html">md5.hpp</a>&quot;</span></div>
<div class="foldopen" id="foldopen00008" data-start="{" data-end="}">
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"><a class="line" href="../../db/d71/class_c_md5.html#ad9fb4012119713a650b7c141aedf679c">    8</a></span><a class="code hl_function" href="../../db/d71/class_c_md5.html#ad9fb4012119713a650b7c141aedf679c">CMd5::CMd5</a>():p_data_l((unsigned long long*)(&amp;m_data[ 0 ])),</div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno">    9</span>    p_data_h((unsigned long long*)(&amp;m_data[ 8 ] )),</div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno">   10</span>      __p_ctx( nullptr ){}</div>
</div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno">   12</span>CMd5 :: CMd5( <span class="keyword">const</span> std::string&amp; data )</div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno">   13</span>    : p_data_l((unsigned long long*)(&amp;m_data[ 0 ])),</div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno">   14</span>      p_data_h( (unsigned long long*)(&amp;m_data[ 8 ] )),</div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno">   15</span>      __p_ctx( nullptr )</div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno">   16</span>{</div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno">   17</span>    <span class="keywordtype">char</span> *d = (<span class="keywordtype">char</span>*)malloc( data.length() + 1 );</div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno">   18</span> </div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno">   19</span>    <span class="keywordflow">if</span>( d == NULL ){<span class="comment">//内存不足</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno">   20</span>        <a class="code hl_variable" href="../../db/d71/class_c_md5.html#a1c3da7cfd90d2d088229d359f29689e7">m_error</a> = FATAL_NO_MEM;</div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno">   21</span>        <span class="keywordflow">throw</span> <a class="code hl_variable" href="../../db/d71/class_c_md5.html#a1c3da7cfd90d2d088229d359f29689e7">m_error</a>;</div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno">   22</span>    }</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno">   23</span>    <span class="keywordflow">else</span>{</div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno">   24</span>        memcpy( d , data.c_str() , strlen( data.c_str()) );</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno">   25</span>        do_digest( d, data.length() );</div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno">   26</span>    }</div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno">   27</span>    <span class="keywordflow">if</span>( d != NULL )</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno">   28</span>        free( d );</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno">   29</span>    d = NULL;</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno">   30</span>}</div>
<div class="foldopen" id="foldopen00032" data-start="{" data-end="}">
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"><a class="line" href="../../db/d71/class_c_md5.html#a678acaa7b2f527a3011c89f1bed70c8c">   32</a></span>CMd5 :: CMd5( <span class="keyword">const</span> <span class="keywordtype">char</span>* data , <span class="keywordtype">int</span> len )</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno">   33</span>:p_data_l((unsigned long long*)(&amp;m_data[ 0 ]))</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno">   34</span>,p_data_h( (unsigned long long*)(&amp;m_data[ 8 ] ))</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno">   35</span>,__p_ctx( nullptr )</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno">   36</span>{</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno">   37</span>    <span class="keywordflow">if</span>( data == NULL || len &lt; 0 ) <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno">   38</span>    do_digest( data , len );</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno">   39</span>}</div>
</div>
<div class="foldopen" id="foldopen00041" data-start="{" data-end="}">
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"><a class="line" href="../../db/d71/class_c_md5.html#a9ab90161d8370321eb9d49fa2561a3e1">   41</a></span>CMd5 :: CMd5( <span class="keyword">const</span> <a class="code hl_class" href="../../db/d71/class_c_md5.html">CMd5</a>&amp; b):</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno">   42</span>    p_data_l((unsigned long long*)(&amp;m_data[ 0 ])),</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno">   43</span>    p_data_h( (unsigned long long*)(&amp;m_data[ 8 ] )),</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno">   44</span>    __p_ctx( nullptr )</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno">   45</span>{</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno">   46</span>    memcpy( <a class="code hl_variable" href="../../db/d71/class_c_md5.html#a1f2421399cd459f52b7cd85c1bf1c4fe">m_data</a> , b.<a class="code hl_variable" href="../../db/d71/class_c_md5.html#a1f2421399cd459f52b7cd85c1bf1c4fe">m_data</a> , 16 );</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno">   47</span>}</div>
</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno">   49</span><span class="comment">/*</span></div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno">   50</span><span class="comment">CMd5&amp; CMd5 :: operator=( CMd5&amp; md5 )</span></div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno">   51</span><span class="comment">{</span></div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno">   52</span><span class="comment">    memcpy( m_data , md5.m_data , 16 );</span></div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno">   53</span><span class="comment">    return *this;</span></div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno">   54</span><span class="comment">}</span></div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno">   55</span><span class="comment">*/</span></div>
<div class="foldopen" id="foldopen00057" data-start="{" data-end="}">
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"><a class="line" href="../../db/d71/class_c_md5.html#af3b0368d40fa3e31f774479abf256f3a">   57</a></span>CMd5 :: ~CMd5()</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno">   58</span>{</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno">   59</span>      p_data_l = NULL;</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno">   60</span>      p_data_h = NULL;</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno">   61</span>}</div>
</div>
<div class="foldopen" id="foldopen00063" data-start="{" data-end="}">
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"><a class="line" href="../../db/d71/class_c_md5.html#a302734c357c255870db97ec8364886d4">   63</a></span><span class="keywordtype">void</span> CMd5 :: Caculate( <span class="keyword">const</span> <span class="keywordtype">char</span>* data , <span class="keywordtype">int</span> len )</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno">   64</span>{</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno">   65</span>    <span class="keywordflow">if</span>( data == NULL || len &lt; 0 ) <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno">   66</span> </div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno">   67</span>    do_digest( data , len );</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno">   68</span> </div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno">   69</span>}</div>
</div>
<div class="foldopen" id="foldopen00071" data-start="{" data-end="}">
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"><a class="line" href="../../db/d71/class_c_md5.html#a24f7d80e0f60488867aa79460fb0b193">   71</a></span><span class="keywordtype">void</span> CMd5 :: Caculate( <span class="keyword">const</span> <span class="keywordtype">string</span>&amp; data )</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno">   72</span>{</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno">   73</span>    <span class="keywordtype">char</span> *d = (<span class="keywordtype">char</span>*)malloc( data.length() + 1 );</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno">   74</span> </div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno">   75</span>    <span class="keywordflow">if</span>( d == NULL ){<span class="comment">//内存不足</span></div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno">   76</span>        m_error = FATAL_NO_MEM;</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno">   77</span> </div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno">   78</span>        <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno">   79</span>    }<span class="keywordflow">else</span>{</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno">   80</span>        memcpy( d , data.c_str() , strlen( data.c_str()));</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno">   81</span>        do_digest( d, data.length() );</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno">   82</span>    }</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno">   83</span> </div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno">   84</span>    free( d );</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno">   85</span>}</div>
</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno">   87</span> </div>
<div class="foldopen" id="foldopen00088" data-start="{" data-end="}">
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"><a class="line" href="../../db/d71/class_c_md5.html#aee78d95f23a48198301a4cb50095c801">   88</a></span><span class="keywordtype">bool</span> CMd5 :: operator==(<span class="keyword">const</span> <a class="code hl_class" href="../../db/d71/class_c_md5.html">CMd5</a>&amp; b)<span class="keyword">const</span></div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno">   89</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno">   90</span>    <span class="keywordtype">bool</span> ret = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno">   91</span>    <span class="keywordtype">char</span> b1[ 16 ], b2[ 16 ];</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno">   92</span>    memcpy( b1, m_data , 16 );</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno">   93</span>    memcpy( b2 , b.<a class="code hl_variable" href="../../db/d71/class_c_md5.html#a1f2421399cd459f52b7cd85c1bf1c4fe">m_data</a> , 16 );</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno">   94</span>    <span class="keywordflow">if</span>( memcmp( b1 , b2 , 16 ) == 0 )</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno">   95</span>        ret = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno">   96</span>    <span class="keywordflow">else</span></div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno">   97</span>        ret = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno">   98</span> </div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno">   99</span>    <span class="keywordflow">return</span> ret;</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno">  100</span>}</div>
</div>
<div class="foldopen" id="foldopen00102" data-start="{" data-end="}">
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"><a class="line" href="../../db/d71/class_c_md5.html#a6046b5aad5f3133bd444ef8ed8aa8810">  102</a></span><span class="keywordtype">bool</span> CMd5 :: operator &lt;( <span class="keyword">const</span> <a class="code hl_class" href="../../db/d71/class_c_md5.html">CMd5</a>&amp; b )<span class="keyword">const</span></div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno">  103</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno">  104</span>    <span class="keywordtype">char</span> b1[ 16 ], b2[ 16 ];</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno">  105</span>    memcpy( b1, m_data , 16 );</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno">  106</span>    memcpy( b2 , b.<a class="code hl_variable" href="../../db/d71/class_c_md5.html#a1f2421399cd459f52b7cd85c1bf1c4fe">m_data</a> , 16 );</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno">  107</span>    <span class="keywordtype">int</span> ret = memcmp( b1 , b2 , 16 );</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno">  108</span>    <span class="keywordflow">if</span>( ret &lt; 0 ) <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno">  109</span>    <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno">  110</span>}</div>
</div>
<div class="foldopen" id="foldopen00112" data-start="{" data-end="}">
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"><a class="line" href="../../db/d71/class_c_md5.html#ad41c8e98887f1477730fe7ac9f333d57">  112</a></span><span class="keywordtype">bool</span> CMd5 :: operator&gt;( <span class="keyword">const</span> <a class="code hl_class" href="../../db/d71/class_c_md5.html">CMd5</a>&amp; b )<span class="keyword">const</span></div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno">  113</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno">  114</span>    <span class="keywordtype">char</span> b1[ 16 ], b2[ 16 ];</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno">  115</span>    memcpy( b1, m_data , 16 );</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno">  116</span>    memcpy( b2 , b.<a class="code hl_variable" href="../../db/d71/class_c_md5.html#a1f2421399cd459f52b7cd85c1bf1c4fe">m_data</a> , 16 );</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno">  117</span>    <span class="keywordtype">int</span> ret = memcmp( b1 , b2 , 16 );</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno">  118</span>    <span class="keywordflow">if</span>( ret &gt; 0 ) <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno">  119</span>    <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno">  120</span> </div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno">  121</span>}</div>
</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno">  123</span><span class="keywordtype">int</span> CMd5 :: do_digest( <span class="keyword">const</span> <span class="keywordtype">char</span> *data , <span class="keywordtype">int</span> len )</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno">  124</span>{</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno">  125</span>    <span class="keywordflow">if</span>( data == NULL ){</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno">  126</span>        m_error = NULL_POINTER;</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno">  127</span>        <span class="keywordflow">return</span> m_error;</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno">  128</span>    }</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno">  129</span>    <span class="keywordtype">int</span> ret = 0;</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno">  130</span>    MD5_CTX mdctx;</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno">  131</span> </div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno">  132</span>    MD5_Init( &amp;mdctx );</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno">  133</span>    MD5_Update( &amp;mdctx , data , len );</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno">  134</span>    MD5_Final( m_data , &amp;mdctx );</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno">  135</span> </div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno">  136</span>    <span class="keywordflow">return</span> ret;</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno">  137</span>}</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno">  138</span> </div>
<div class="foldopen" id="foldopen00139" data-start="{" data-end="}">
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"><a class="line" href="../../db/d71/class_c_md5.html#a82473a86db92f5c697b9f32f744379cf">  139</a></span><span class="keywordtype">int</span> CMd5 :: update( <span class="keywordtype">void</span> * data , <span class="keywordtype">size_t</span> len )</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno">  140</span>{</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno">  141</span>    <span class="keywordtype">int</span> ret = 0;</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno">  142</span>    <span class="keywordflow">if</span>( data == <span class="keyword">nullptr</span> ) <span class="keywordflow">return</span> -1;</div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno">  143</span>    <span class="keywordflow">if</span>( <span class="keyword">nullptr</span> == __p_ctx ){</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno">  144</span>        __p_ctx = ( MD5_CTX *)malloc( <span class="keyword">sizeof</span>( MD5_CTX ));</div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno">  145</span> </div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno">  146</span>        <span class="keywordflow">if</span>( __p_ctx == <span class="keyword">nullptr</span> ){</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno">  147</span>            <a class="code hl_define" href="../../d0/d0e/misc_8hpp.html#a11faaf23c26bedd3f630a4ed62fc0db1">__show_line</a>( <span class="stringliteral">&quot;Allocate memory fail.&quot;</span> );</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno">  148</span>            <span class="keywordflow">return</span> -1;</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno">  149</span>        }</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno">  150</span> </div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno">  151</span>        MD5_Init( __p_ctx );</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno">  152</span>    }</div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno">  153</span> </div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno">  154</span>    MD5_Update( __p_ctx , data , len );</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno">  155</span> </div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno">  156</span>    <span class="keywordflow">return</span> ret;</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno">  157</span>}</div>
</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno">  158</span> </div>
<div class="foldopen" id="foldopen00159" data-start="{" data-end="}">
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"><a class="line" href="../../db/d71/class_c_md5.html#ab49845b10afb4f554b4d3f9f7b330160">  159</a></span>std::string CMd5 :: finish()</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno">  160</span>{</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno">  161</span>    std::string ret;</div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno">  162</span>    <span class="keywordflow">if</span>( <span class="keyword">nullptr</span> != __p_ctx ){</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno">  163</span>        MD5_Final( m_data , __p_ctx );</div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno">  164</span>        ToString( ret );</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno">  165</span>        free( __p_ctx );</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno">  166</span>        __p_ctx = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno">  167</span>    }<span class="keywordflow">else</span>{</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno">  168</span>        <a class="code hl_define" href="../../d0/d0e/misc_8hpp.html#a11faaf23c26bedd3f630a4ed62fc0db1">__show_line</a>( <span class="stringliteral">&quot;openssl context is not initializ.&quot;</span> );</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno">  169</span>    }</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno">  170</span> </div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno">  171</span>    <span class="keywordflow">return</span> ret;</div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno">  172</span>}</div>
</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno">  173</span> </div>
<div class="foldopen" id="foldopen00175" data-start="{" data-end="}">
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"><a class="line" href="../../db/d71/class_c_md5.html#a2a3ff5ef46e6aebc4b461e5519cd30b8">  175</a></span><a class="code hl_class" href="../../db/d71/class_c_md5.html">CMd5</a>&amp; CMd5 :: operator=(<span class="keyword">const</span> <a class="code hl_class" href="../../db/d71/class_c_md5.html">CMd5</a>&amp; b )</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno">  176</span>{</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno">  177</span>    memcpy( m_data , b.<a class="code hl_variable" href="../../db/d71/class_c_md5.html#a1f2421399cd459f52b7cd85c1bf1c4fe">m_data</a> , 16 );</div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno">  178</span>    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno">  179</span>}</div>
</div>
<div class="foldopen" id="foldopen00181" data-start="{" data-end="}">
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"><a class="line" href="../../db/d71/class_c_md5.html#a0f3bb824f7952a1b8f15d6ceb9e26e55">  181</a></span><span class="keywordtype">void</span> CMd5 :: ToString( std::string&amp; str )<span class="keyword">const</span></div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno">  182</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno">  183</span>  <span class="comment">/*</span></div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno">  184</span><span class="comment">    这个函数不能区分MD5数据是否存在，所以再使用这个函数的时候需要自己了解</span></div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno">  185</span><span class="comment">    数据是存在的。</span></div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno">  186</span><span class="comment">   */</span></div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno">  187</span>    <span class="keywordtype">char</span> *buff = (<span class="keywordtype">char</span>*)malloc( 33 );</div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno">  188</span>    <span class="keywordflow">if</span>( buff == NULL ){</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno">  189</span>        <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno">  190</span>    }</div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno">  191</span>    memset( buff , 0 , 33 );</div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno">  192</span> </div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno">  193</span>    <span class="keywordflow">for</span>( <span class="keywordtype">int</span> i = 0; i &lt; 16; i ++ )</div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno">  194</span>        sprintf( buff + 2 * i , <span class="stringliteral">&quot;%02X&quot;</span> , m_data[ i ] );</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno">  195</span>    str = string( buff );</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno">  196</span> </div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno">  197</span>    <span class="keywordflow">if</span>( buff != NULL )</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno">  198</span>        free( buff );</div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno">  199</span>}</div>
</div>
<div class="foldopen" id="foldopen00201" data-start="{" data-end="}">
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"><a class="line" href="../../db/d71/class_c_md5.html#aaf874f905d8e6717d44d9101c149f8db">  201</a></span><span class="keywordtype">int</span> CMd5 :: FromString( <span class="keyword">const</span> <span class="keywordtype">string</span>&amp; md5 )</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno">  202</span>{</div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno">  203</span>    <span class="keywordtype">int</span> ret = 0;</div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno">  204</span>    <span class="keywordtype">char</span> buff[ 50 ] ;</div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno">  205</span>    memset( buff , 0 , 50 );</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno">  206</span> </div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno">  207</span>    <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *p = m_data;</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno">  208</span>    <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>   tmp_data;</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno">  209</span>    memset( buff , 0 , 50 );</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno">  210</span>    <span class="keywordflow">if</span>( md5.empty() == <span class="keyword">true</span> ) <span class="keywordflow">return</span> MD5_STRING_NULL;</div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno">  211</span> </div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno">  212</span>    memcpy( buff , md5.c_str() , md5.length() );</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno">  213</span> </div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno">  214</span>    <span class="keywordflow">for</span>( <span class="keywordtype">size_t</span> i = 0; i &lt; md5.length(); i += 2 , p ++){</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno">  215</span>        sscanf( buff + i , <span class="stringliteral">&quot;%2X&quot;</span> , &amp;tmp_data );</div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno">  216</span>        *p = (<span class="keywordtype">unsigned</span> char)tmp_data;</div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno">  217</span>    }</div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno">  218</span>    <span class="keywordflow">return</span> ret;</div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno">  219</span>}</div>
</div>
<div class="foldopen" id="foldopen00221" data-start="{" data-end="}">
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"><a class="line" href="../../db/d71/class_c_md5.html#a39121dfb95460bcd856e329c01be8a4a">  221</a></span><span class="keywordtype">string</span> CMd5 :: Str()<span class="keyword">const</span></div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno">  222</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno">  223</span>    <span class="keywordtype">string</span> ret;</div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno">  224</span>    ToString( ret );</div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno">  225</span>    <span class="keywordflow">return</span> ret;</div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno">  226</span>}</div>
</div>
<div class="ttc" id="aclass_c_md5_html"><div class="ttname"><a href="../../db/d71/class_c_md5.html">CMd5</a></div><div class="ttdef"><b>定义</b> <a href="../../d4/d0f/md5_8hpp_source.html#l00019">md5.hpp:20</a></div></div>
<div class="ttc" id="aclass_c_md5_html_a1c3da7cfd90d2d088229d359f29689e7"><div class="ttname"><a href="../../db/d71/class_c_md5.html#a1c3da7cfd90d2d088229d359f29689e7">CMd5::m_error</a></div><div class="ttdeci">int m_error</div><div class="ttdef"><b>定义</b> <a href="../../d4/d0f/md5_8hpp_source.html#l00028">md5.hpp:28</a></div></div>
<div class="ttc" id="aclass_c_md5_html_a1f2421399cd459f52b7cd85c1bf1c4fe"><div class="ttname"><a href="../../db/d71/class_c_md5.html#a1f2421399cd459f52b7cd85c1bf1c4fe">CMd5::m_data</a></div><div class="ttdeci">unsigned char m_data[16]</div><div class="ttdef"><b>定义</b> <a href="../../d4/d0f/md5_8hpp_source.html#l00025">md5.hpp:25</a></div></div>
<div class="ttc" id="aclass_c_md5_html_ad9fb4012119713a650b7c141aedf679c"><div class="ttname"><a href="../../db/d71/class_c_md5.html#ad9fb4012119713a650b7c141aedf679c">CMd5::CMd5</a></div><div class="ttdeci">CMd5()</div><div class="ttdef"><b>定义</b> <a href="#l00008">md5.cpp:8</a></div></div>
<div class="ttc" id="amd5_8hpp_html"><div class="ttname"><a href="../../d4/d0f/md5_8hpp.html">md5.hpp</a></div></div>
<div class="ttc" id="amisc_8hpp_html"><div class="ttname"><a href="../../d0/d0e/misc_8hpp.html">misc.hpp</a></div></div>
<div class="ttc" id="amisc_8hpp_html_a11faaf23c26bedd3f630a4ed62fc0db1"><div class="ttname"><a href="../../d0/d0e/misc_8hpp.html#a11faaf23c26bedd3f630a4ed62fc0db1">__show_line</a></div><div class="ttdeci">#define __show_line(str)</div><div class="ttdef"><b>定义</b> <a href="../../d0/d0e/misc_8hpp_source.html#l00122">misc.hpp:122</a></div></div>
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